Balance Sheet Components (Details) - USD ($) $ in Thousands	Sep. 29, 2018	Jun. 30, 2018
Inventories:
Raw materials	$ 15,113	$ 16,251
Work-in-process	170,192	173,859
Finished goods	90,069	92,280
Inventory, net	275,374	282,390
Property, plant and equipment:
Land	17,731	17,731
Buildings and building improvements	258,403	254,733
Machinery and equipment	1,322,593	1,309,487
Property, plant and equipment, gross	1,598,727	1,581,951
Less: accumulated depreciation and amortization	(1,025,713)	(1,002,587)
Property, plant and equipment, net	573,014	579,364
Employee-related Liabilities, Current [Abstract]
Accrued Vacation	30,483	30,695
Accrued Bonuses	29,844	92,288
Accrued Salaries	15,476	8,210
Accrued Employee Stock Purchase Program Withholding	14,901	5,158
Accrued Employee Benefits	4,625	4,752
Other	10,944	10,579
Accrued salary and related expenses	$ 106,273	$ 151,682